CN116877223A - Internal combustion engine preheating device - Google Patents
Internal combustion engine preheating device Download PDFInfo
- Publication number
- CN116877223A CN116877223A CN202311058430.4A CN202311058430A CN116877223A CN 116877223 A CN116877223 A CN 116877223A CN 202311058430 A CN202311058430 A CN 202311058430A CN 116877223 A CN116877223 A CN 116877223A
- Authority
- CN
- China
- Prior art keywords
- preheating
- internal combustion
- combustion engine
- fixedly connected
- joint
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 43
- 238000007789 sealing Methods 0.000 claims abstract description 43
- 239000011810 insulating material Substances 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 239000003921 oil Substances 0.000 description 27
- 239000010687 lubricating oil Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000012774 insulation material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 239000010705 motor oil Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M5/00—Heating, cooling, or controlling temperature of lubricant; Lubrication means facilitating engine starting
- F01M5/02—Conditioning lubricant for aiding engine starting, e.g. heating
- F01M5/021—Conditioning lubricant for aiding engine starting, e.g. heating by heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M5/00—Heating, cooling, or controlling temperature of lubricant; Lubrication means facilitating engine starting
- F01M5/02—Conditioning lubricant for aiding engine starting, e.g. heating
- F01M5/021—Conditioning lubricant for aiding engine starting, e.g. heating by heating
- F01M2005/023—Oil sump with partition for facilitating heating of oil during starting
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a preheating device of an internal combustion engine, which is used for preheating the bottom of an oil pan of a large-sized engine, and comprises the following components: the device comprises a preheating mechanism, an air inlet joint, an air outlet joint and a preheating pipeline. The preheating mechanism is fixedly connected with the bottom of the oil pan to form a preheating sealing preheating cavity, and a first opening and a second opening are formed at one end of the preheating mechanism; the air inlet joint is fixed on the first opening and is used for allowing high-temperature gas to enter; an exhaust joint is fixed on the second opening and is used for exhausting the high-temperature gas; the preheating pipeline is arranged in the preheating mechanism, one end of the preheating pipeline is detachably and fixedly connected with one end of the air inlet joint, and the other end of the preheating pipeline is detachably and fixedly connected with one end of the air outlet joint. Therefore, the internal combustion engine preheating device has a simple and reasonable structure, and can heat the oil pan, thereby being beneficial to engine starting.
Description
Technical Field
The invention relates to the technical field of internal combustion engines, in particular to a preheating device of an internal combustion engine.
Background
Because of the difficulty in starting the internal combustion engine in a low temperature environment, the internal combustion engine needs to be warmed up.
The general internal combustion engine preheating technology is as follows:
1. heating water by using an electric heater, and then heating the cylinder sleeve of the internal combustion engine and lubricating oil by using the hot water;
2. heating an intake air of the internal combustion engine using a heating wire preheater;
3. the combustion engine intake air is heated using a flame injection preheater.
Because the large-sized engine needs a large-power heater, a large-capacity storage battery or an external cable for power supply by using the preheating technology, the large-sized engine is difficult to start due to high battery cost or no external power supply because the large-power heater has a problem in power supply. The use of a flame injection preheater has insufficient preheating power and complex control, and is difficult to apply to large engines.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.
Disclosure of Invention
The invention aims to provide a preheating device for an internal combustion engine, which has a simple and reasonable structure, and can heat an oil pan, thereby being beneficial to the starting of a large-sized engine.
In order to achieve the above object, the present invention provides an internal combustion engine preheating device for preheating a bottom portion of an oil pan of a large engine, comprising: the device comprises a preheating mechanism, an air inlet joint, an air outlet joint and a preheating pipeline. The preheating mechanism is fixedly connected with the bottom of the oil pan to form a preheating sealing preheating cavity, and a first opening and a second opening are formed at one end of the preheating mechanism; the air inlet joint is fixed on the first opening and is used for allowing high-temperature gas to enter; an exhaust joint is fixed on the second opening and is used for exhausting the high-temperature gas; the preheating pipeline is arranged in the preheating mechanism, one end of the preheating pipeline is detachably and fixedly connected with one end of the air inlet joint, and the other end of the preheating pipeline is detachably and fixedly connected with one end of the air outlet joint.
In an embodiment of the present invention, the internal combustion engine preheating device further includes a gas supply mechanism for supplying the high-temperature gas, and the gas supply mechanism is detachably and fixedly connected with the other end of the gas inlet joint.
In one embodiment of the present invention, the internal combustion engine warm-up device further includes: a first sealing mechanism and a second sealing mechanism. The first sealing mechanism is arranged between the air inlet joint and the preheating mechanism; and the second sealing mechanism is arranged between the air inlet joint and the preheating pipeline.
In one embodiment of the present invention, the internal combustion engine warm-up device further includes: and a third sealing mechanism and a fourth sealing mechanism. The third sealing mechanism is arranged between the exhaust joint and the preheating mechanism; and a fourth sealing mechanism is arranged between the exhaust joint and the preheating pipeline.
In one embodiment of the present invention, the preheating mechanism includes: a base and a baffle. The base is rectangular and is of a hollow structure; and one end of the baffle plate is fixedly connected with one end of the preheating mechanism and extends towards the other end of the preheating mechanism, and a distance is reserved between the other end of the baffle plate and the other end of the preheating mechanism.
In one embodiment of the invention, the base and the baffle are the same height.
In an embodiment of the invention, seal grooves are formed in the tops of the base and the baffle.
In one embodiment of the present invention, the internal combustion engine warm-up device further includes: a fifth sealing mechanism and a sixth sealing mechanism. The fifth sealing mechanism is arranged in the sealing groove of the base, and the top of the base is fixedly connected with the bottom of the oil pan; and the sixth sealing mechanism is arranged in the sealing groove of the baffle, and the top of the baffle is used for being fixedly connected with the bottom of the oil pan.
In one embodiment of the present invention, the preheating pipe is U-shaped.
In one embodiment of the present invention, a thermal insulation material is disposed in the preheating mechanism.
Compared with the prior art, the internal combustion engine preheating device has a simple and reasonable structure, utilizes high-temperature gas to heat the oil pan, and leads the heat of the oil pan to be conducted to various parts such as lubricating oil, an engine cylinder block and the like so as to lead the temperature of the engine to rise and be beneficial to starting.
Drawings
Fig. 1 is a schematic perspective view showing an internal combustion engine preheating apparatus according to an embodiment of the present invention mounted on an oil pan;
fig. 2 is a schematic cross-sectional structure of an internal combustion engine warm-up device according to an embodiment of the present invention mounted on an oil pan;
fig. 3 is a schematic perspective view of an internal combustion engine warming-up device according to an embodiment of the present invention, which is not mounted on an oil pan.
The main reference numerals illustrate:
1-oil pan, 2-preheating mechanism, 3-air inlet connector, 4-exhaust connector, 5-preheating pipeline, 6-base, 7-baffle.
Detailed Description
The following detailed description of embodiments of the invention is, therefore, to be taken in conjunction with the accompanying drawings, and it is to be understood that the scope of the invention is not limited to the specific embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the term "comprise" or variations thereof such as "comprises" or "comprising", etc. will be understood to include the stated element or component without excluding other elements or components.
Fig. 1 is a schematic perspective view showing an internal combustion engine preheating apparatus according to an embodiment of the present invention mounted on an oil pan; fig. 2 is a schematic cross-sectional structure of an internal combustion engine warm-up device according to an embodiment of the present invention mounted on an oil pan; fig. 3 is a schematic perspective view of an internal combustion engine warming-up device according to an embodiment of the present invention, which is not mounted on an oil pan.
As shown in fig. 1 to 3, an internal combustion engine preheating apparatus according to a preferred embodiment of the present invention for preheating a bottom portion of an oil pan of a large engine, the internal combustion engine preheating apparatus comprising: a preheating mechanism 1, an air inlet joint 2, an air outlet joint 3 and a preheating pipeline 4. The preheating mechanism 1 is fixedly connected with the bottom of the oil pan to form a preheating sealing preheating cavity, and a first opening and a second opening are formed at one end of the preheating mechanism 1; an air inlet joint 2 is fixed on the first opening, and the air inlet joint 2 is used for high-temperature gas to enter; an exhaust connector 3 is fixed on the second opening, and the exhaust connector 3 is used for exhausting the high-temperature gas; the preheating pipeline 4 is arranged in the preheating mechanism 1, one end of the preheating pipeline 4 is detachably and fixedly connected with one end of the air inlet joint 2, and the other end of the preheating pipeline 4 is detachably and fixedly connected with one end of the air outlet joint 3.
In an embodiment of the present invention, the internal combustion engine preheating apparatus further includes a gas supply mechanism for supplying the high-temperature gas, and the gas supply mechanism is detachably and fixedly connected to the other end of the gas intake joint 2.
In one embodiment of the present invention, the internal combustion engine warm-up device further includes: a first sealing mechanism and a second sealing mechanism. The first sealing mechanism is arranged between the air inlet joint 2 and the preheating mechanism 1; and a second sealing mechanism is arranged between the air inlet joint 2 and the preheating pipeline 4.
In one embodiment of the present invention, the internal combustion engine warm-up device further includes: and a third sealing mechanism and a fourth sealing mechanism. A third sealing mechanism is arranged between the exhaust joint 3 and the preheating mechanism 1; and a fourth sealing mechanism is arranged between the exhaust joint 3 and the preheating pipeline 4.
In one embodiment of the present invention, the preheating mechanism 1 includes: a base 5 and a baffle 6. The base 5 is rectangular, and the base 5 is of a hollow structure; and one end of the baffle plate is fixedly connected with one end of the preheating mechanism 1 and extends towards the other end of the preheating mechanism 1, and a distance is reserved between the other end of the baffle plate 6 and the other end of the preheating mechanism 1.
In one embodiment of the present invention, the base 5 and the baffle 6 have the same height.
In an embodiment of the present invention, sealing grooves are formed on the top of the base 5 and the top of the baffle 6.
In one embodiment of the present invention, the internal combustion engine warm-up device further includes: a fifth sealing mechanism and a sixth sealing mechanism. The fifth sealing mechanism is arranged in the sealing groove of the base 5, and the top of the base 5 is fixedly connected with the bottom of the oil pan; and the sixth sealing mechanism is arranged in the sealing groove of the baffle plate 6, and the top of the baffle plate 6 is fixedly connected with the bottom of the oil pan.
In one embodiment of the present invention, the preheating pipe 4 has a U shape.
In one embodiment of the present invention, a thermal insulation material is disposed in the preheating mechanism 1.
In an embodiment of the present invention, the preheating pipe 4 may be provided with a plurality of bolt holes, each bolt hole is provided with an air passing bolt (screwed), and each air passing bolt is provided with a labyrinth air passing hole, so that the high temperature air in the preheating pipe 4 can heat the oil pan outside the preheating pipe 4 (in the preheating cavity), thereby further improving the preheating efficiency as soon as possible; in order to match the preheating pipeline 4, the air passing bolt is arranged, and a gap is arranged at the connection between the exhaust joint 3 and the preheating pipeline 4, so that the high-temperature air in the preheating cavity (outside the preheating pipeline 4) can be discharged from the exhaust joint 3; the reason why the gas passing holes on the gas passing bolt are arranged in a labyrinth shape is that the flow path of the high-temperature gas is provided with one or more bending parts, the flow direction of the gas is changed, and then the throttling effect (ensuring the flow in the preheating pipeline 4) can be realized, so that the high-temperature gas entering the preheating cavity from the preheating pipeline 4 is controlled to a certain extent, and the problems of cavitation, vibration and noise in the gas passing bolt can be avoided.
In practical application, the preheating device for the internal combustion engine is characterized in that an air inlet joint 2, an air outlet joint 3 and a preheating mechanism 1 are connected through bolts, and are sealed through gaskets. The preheating mechanism 1 is connected with the oil pan through bolts, a sealing ring groove is processed on the preheating mechanism 1, and the preheating mechanism 1 and the oil pan are sealed through the sealing ring to form an inner cavity. The high-temperature gas enters the inner cavity from the air inlet joint 2, the gas passes through the inner cavity formed by the bottom of the oil pan and the preheating mechanism 1 under the guidance of the partition plate, and the high-temperature gas exchanges heat with the oil pan to heat lubricating oil in the oil pan; after the heat exchange between the high-temperature gas and the oil pan, the gas temperature is lowered and discharged from the exhaust joint 3.
In short, the internal combustion engine preheating device has a simple and reasonable structure, utilizes high-temperature gas to heat the oil pan, and leads the heat of the oil pan to be conducted to various parts such as lubricating oil, an engine cylinder body and the like so as to lead the temperature of the engine to rise and be beneficial to starting.
The foregoing descriptions of specific exemplary embodiments of the present invention are presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain the specific principles of the invention and its practical application to thereby enable one skilled in the art to make and utilize the invention in various exemplary embodiments and with various modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.
Claims (10)
1. An internal combustion engine preheating device for preheating a bottom of an oil pan of a large engine, characterized by comprising:
the preheating mechanism is fixedly connected with the bottom of the oil pan to form a preheating sealing preheating cavity, and a first opening and a second opening are formed at one end of the preheating mechanism;
the air inlet connector is fixed on the first opening and is used for allowing high-temperature gas to enter;
an exhaust joint fixed on the second opening and used for exhausting the high-temperature gas; and
the preheating pipeline is arranged in the preheating mechanism, one end of the preheating pipeline is detachably and fixedly connected with one end of the air inlet joint, and the other end of the preheating pipeline is detachably and fixedly connected with one end of the air outlet joint.
2. The internal combustion engine warm-up apparatus according to claim 1, further comprising a gas supply mechanism for supplying the high-temperature gas, and the gas supply mechanism is detachably fixedly connected with the other end of the gas intake joint.
3. The internal combustion engine warm-up apparatus according to claim 1, characterized by further comprising:
the first sealing mechanism is arranged between the air inlet joint and the preheating mechanism; and
the second sealing mechanism is arranged between the air inlet joint and the preheating pipeline.
4. The internal combustion engine warm-up apparatus according to claim 1, characterized by further comprising:
the third sealing mechanism is arranged between the exhaust joint and the preheating mechanism; and
and the fourth sealing mechanism is arranged between the exhaust joint and the preheating pipeline.
5. The internal combustion engine warm-up apparatus according to claim 1, wherein the warm-up mechanism includes:
the base is rectangular and is of a hollow structure; and
one end of the baffle plate is fixedly connected with one end of the preheating mechanism and extends towards the other end of the preheating mechanism, and a distance is reserved between the other end of the baffle plate and the other end of the preheating mechanism.
6. The internal combustion engine warm-up apparatus according to claim 5, wherein the base and the baffle are the same in height.
7. The internal combustion engine preheating apparatus according to claim 5, wherein seal grooves are formed in the top portions of the base and the baffle plate.
8. The internal combustion engine warm-up apparatus according to claim 7, characterized by further comprising:
the fifth sealing mechanism is arranged in the sealing groove of the base, and the top of the base is fixedly connected with the bottom of the oil pan; and
and the sixth sealing mechanism is arranged in the sealing groove of the baffle plate, and the top of the baffle plate is used for being fixedly connected with the bottom of the oil pan.
9. The internal combustion engine warm-up apparatus according to claim 1, wherein the warm-up pipe is U-shaped.
10. The internal combustion engine warm-up apparatus according to claim 1, wherein a heat insulating material is provided in the warm-up mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311058430.4A CN116877223A (en) | 2023-08-22 | 2023-08-22 | Internal combustion engine preheating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311058430.4A CN116877223A (en) | 2023-08-22 | 2023-08-22 | Internal combustion engine preheating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116877223A true CN116877223A (en) | 2023-10-13 |
Family
ID=88256988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311058430.4A Pending CN116877223A (en) | 2023-08-22 | 2023-08-22 | Internal combustion engine preheating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116877223A (en) |
-
2023
- 2023-08-22 CN CN202311058430.4A patent/CN116877223A/en active Pending
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